body{
    background-image: url("../../images/banner.jpg");
}

#one{
    width: 55%;
    margin: auto;
}
#two{
    width: 55%;
    margin: auto;
}
#three{
    width: 55%;
    margin: auto;
}

#a{
    width: 55%;
    margin: auto;
}
#b{
    width: 55%;
    margin: auto;
}
#c{
    width: 55%;
    margin: auto;
}
#check_btn{
    margin-top: 20px;
    width: 30%;
    margin-left: 35%;
}
#send_btn{
    margin-top: 20px;
    width: 30%;
    margin-left: 35%;
}
#myTab{
    padding-left: 20px;
    width: 100%;
}
#set_password{
    margin-left: auto;
    margin-right: auto;
}

#head{
    margin-left: 20px;
}
#reset_btn{
    margin-top: 20px;
    width: 30%;
    margin-left: 35%;
}